How Much Can Ian Erase?

Geometry Level 2

Ian has an eraser in the shape of a cuboid. He measures the diagonals of the faces of his eraser and gets the lengths \(\sqrt{85}, 13\sqrt{2}, 5\sqrt{13}\). What is the volume of Ian's eraser?

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How Much Can Ian Erase?

Excel in math and science

Master concepts by solving fun, challenging problems.

It's hard to learn from lectures and videos

Learn more effectively through short, interactive explorations.

Used and loved by over 7 million people

Learn from a vibrant community of students and enthusiasts, including olympiad champions, researchers, and professionals.

Learn from a vibrant community of students and enthusiasts,
including olympiad champions, researchers, and professionals.

Learn from a vibrant community of students and enthusiasts,
including olympiad champions, researchers, and professionals.